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Finding the Fourth Proportional to 56,053, 84,040.62 and 33,871.96

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Solution

The fourth proportional to 56,053, 84,040.62 and 33,871.96 is: 50,784.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,053 : 84,040.62 = 33,871.96 : x
  2. Step 2: Convert to fraction form
    56,053/84,040.62 = 33,871.96/x
  3. Step 3: Cross multiply
    56,053x = 84,040.62 × 33,871.96
  4. Step 4: Simplify right side
    56,053x = 2,846,620,519.02
  5. Step 5: Solve for x
    x = 2,846,620,519.02/56,053
  6. Step 6: Final answer
    x = 50,784.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.